Utilising key research obtained from acoustic engineering facilities, the JSP® Sonis® 3 Ear Defenders provide effective hearing protection – peaking at an impressive 36dB. The Sonis 3 also sports cushioned ear cups for a comfortable fit.
- Cushioned cup area for added comfort
- Adjustable arms can be set up to provide optimum sealing pressure
- Compatible with JSP® EVO®2 & EVO®3 Safety Helmets
Conformity
- Conforms to EN 352-3:2002
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